7240580

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{5099}}^1$

素因数の和:5179

約数の個数: 24

約数和(自身を含む): 15422400

約数和(自身を除く): 8181820

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 5099, 10198, 20396, 25495, 50990, 101980, 362029, 724058, 1448116, 1810145, 3620290, 7240580]

約数ペア:

[(1, 7240580), (2, 3620290), (4, 1810145), (5, 1448116), (10, 724058), (20, 362029), (71, 101980), (142, 50990), (284, 25495), (355, 20396), (710, 10198), (1420, 5099)]